Exploit/Advisories

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Ubuntu Security Notice USN-5837-1
February 01, 2023

python-django vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Django could be made to consume memory if it received specially crafted
network traffic.

Software Description:
- python-django: High-level Python web development framework

Details:

Nick Pope discovered that Django incorrectly handled certain
Accept-Language headers. A remote attacker could possibly use this issue to
cause Django to consume memory, leading to a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.10:
python3-django 3:3.2.15-1ubuntu1.1

Ubuntu 22.04 LTS:
python3-django 2:3.2.12-2ubuntu1.4

Ubuntu 20.04 LTS:
python3-django 2:2.2.12-1ubuntu0.15

Ubuntu 18.04 LTS:
python-django 1:1.11.11-1ubuntu1.19
python3-django 1:1.11.11-1ubuntu1.19

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-5837-1
CVE-2023-23969

Package Information:
https://launchpad.net/ubuntu/+source/python-django/3:3.2.15-1ubuntu1.1
https://launchpad.net/ubuntu/+source/python-django/2:3.2.12-2ubuntu1.4
https://launchpad.net/ubuntu/+source/python-django/2:2.2.12-1ubuntu0.15
https://launchpad.net/ubuntu/+source/python-django/1:1.11.11-1ubuntu1.19

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